Which of these fields of science is the study of the atmosphere, including climate and weather?

Meteorology is the study of the atmosphere which includes climate and weather. It is mostly the study of forecasting of the weather. 

The proton has a positive charge while the neutron has no charge they both make up the nucleus of the atom while the elections have a negative charge and surround the nucleus of the atom. the protons and electrons are used to calculate the atom's mass whereas the neutrons don't affect the mass